2006 Pontiac G6 HVAC expansion valve location and replaceme

Tiny
LINDSEY4980
  • MEMBER
  • 2006 PONTIAC G6
2006 Pontiac G6

Were is the expansion valve located and how do I change it
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Wednesday, August 25th, 2010 AT 9:50 PM

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Tiny
RASMATAZ
  • MEMBER
THERMAL EXPANSION VALVE REPLACEMENT

TOOLS REQUIRED
J 39400-A Halogen Leak Detector

REMOVAL PROCEDURE

Recover the refrigerant. Refer to Refrigerant Recovery and Recharging.
Remove the surge tank from the surge tank bracket.


http://www.2carpros.com/forum/automotive_pictures/12900_e1_3.gif



Remove the suction line from the dash clip.


http://www.2carpros.com/forum/automotive_pictures/12900_e2_2.gif



Remove the liquid line from the dash clip.


http://www.2carpros.com/forum/automotive_pictures/12900_e3_2.gif



Remove the liquid line and suction line nut from the thermal expansion valve (TXV).
Remove the suction line from the TXV.
Remove the liquid line from the TXV.
Remove the TXV screws.
Remove the TXV.
Remove and discard the sealing washers.

IMPORTANT: Cap all A/C components immediately to prevent system contamination.

INSTALLATION PROCEDURE

Uncap A/C components.
Install new sealing washers.


http://www.2carpros.com/forum/automotive_pictures/12900_e3_2.gif



Install the TXV.
Install the TXV screws.

NOTE: Refer to Fastener Notice in Service Precautions.

Tighten the TXV screws to 7 N.m (62 lb in) .

Install the liquid line to the TXV.
Install the suction line to the TXV.
Install the liquid line and suction line nut to the TXV.

Tighten the nut to 20 N.m (15 lb ft) .


http://www.2carpros.com/forum/automotive_pictures/12900_e2_2.gif



Install the liquid line to the dash clip.


http://www.2carpros.com/forum/automotive_pictures/12900_e1_3.gif



Install the suction line to the dash clip.
Evacuate and charge the refrigerant system. Refer to Refrigerant Recovery and Recharging.
Leak test the fittings using the J 39400-A.
Install the surge tank to the surge tank bracket.

http://www.2carpros.com/kpages/auto_repair_manuals_alldata.htm
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Wednesday, August 25th, 2010 AT 10:10 PM

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